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PM / Domains: Do not restore all devices on power off error
Since every device in a PM domain has its own need_restore flag, which is set by __pm_genpd_save_device(), there's no need to walk the domain's device list and restore all devices on an error from one of the drivers' .runtime_suspend() callbacks. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
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@ -269,8 +269,10 @@ static int pm_genpd_poweroff(struct generic_pm_domain *genpd)
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list_for_each_entry_reverse(dle, &genpd->dev_list, node) {
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ret = __pm_genpd_save_device(dle, genpd);
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if (ret)
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goto err_dev;
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if (ret) {
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genpd_set_active(genpd);
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goto out;
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}
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if (genpd_abort_poweroff(genpd))
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goto out;
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@ -311,13 +313,6 @@ static int pm_genpd_poweroff(struct generic_pm_domain *genpd)
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genpd->poweroff_task = NULL;
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wake_up_all(&genpd->status_wait_queue);
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return ret;
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err_dev:
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list_for_each_entry_continue(dle, &genpd->dev_list, node)
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__pm_genpd_restore_device(dle, genpd);
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genpd_set_active(genpd);
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goto out;
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}
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/**
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